25420500

素因数分解:

$2^2\times 3^3\times 5^3\times 7^1\times {\mathrm{269}}^1$

素因数の和:304

約数の個数: 192

約数和(自身を含む): 94348800

約数和(自身を除く): 68928300

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 84, 90, 100, 105, 108, 125, 126, 135, 140, 150, 175, 180, 189, 210, 225, 250, 252, 269, 270, 300, 315, 350, 375, 378, 420, 450, 500, 525, 538, 540, 630, 675, 700, 750, 756, 807, 875, 900, 945, 1050, 1076, 1125, 1260, 1345, 1350, 1500, 1575, 1614, 1750, 1883, 1890, 2100, 2250, 2421, 2625, 2690, 2700, 3150, 3228, 3375, 3500, 3766, 3780, 4035, 4500, 4725, 4842, 5250, 5380, 5649, 6300, 6725, 6750, 7263, 7532, 7875, 8070, 9415, 9450, 9684, 10500, 11298, 12105, 13450, 13500, 14526, 15750, 16140, 16947, 18830, 18900, 20175, 22596, 23625, 24210, 26900, 28245, 29052, 31500, 33625, 33894, 36315, 37660, 40350, 47075, 47250, 48420, 50841, 56490, 60525, 67250, 67788, 72630, 80700, 84735, 94150, 94500, 100875, 101682, 112980, 121050, 134500, 141225, 145260, 169470, 181575, 188300, 201750, 203364, 235375, 242100, 254205, 282450, 302625, 338940, 363150, 403500, 423675, 470750, 508410, 564900, 605250, 706125, 726300, 847350, 907875, 941500, 1016820, 1210500, 1271025, 1412250, 1694700, 1815750, 2118375, 2542050, 2824500, 3631500, 4236750, 5084100, 6355125, 8473500, 12710250, 25420500]

約数ペア:

[(1, 25420500), (2, 12710250), (3, 8473500), (4, 6355125), (5, 5084100), (6, 4236750), (7, 3631500), (9, 2824500), (10, 2542050), (12, 2118375), (14, 1815750), (15, 1694700), (18, 1412250), (20, 1271025), (21, 1210500), (25, 1016820), (27, 941500), (28, 907875), (30, 847350), (35, 726300), (36, 706125), (42, 605250), (45, 564900), (50, 508410), (54, 470750), (60, 423675), (63, 403500), (70, 363150), (75, 338940), (84, 302625), (90, 282450), (100, 254205), (105, 242100), (108, 235375), (125, 203364), (126, 201750), (135, 188300), (140, 181575), (150, 169470), (175, 145260), (180, 141225), (189, 134500), (210, 121050), (225, 112980), (250, 101682), (252, 100875), (269, 94500), (270, 94150), (300, 84735), (315, 80700), (350, 72630), (375, 67788), (378, 67250), (420, 60525), (450, 56490), (500, 50841), (525, 48420), (538, 47250), (540, 47075), (630, 40350), (675, 37660), (700, 36315), (750, 33894), (756, 33625), (807, 31500), (875, 29052), (900, 28245), (945, 26900), (1050, 24210), (1076, 23625), (1125, 22596), (1260, 20175), (1345, 18900), (1350, 18830), (1500, 16947), (1575, 16140), (1614, 15750), (1750, 14526), (1883, 13500), (1890, 13450), (2100, 12105), (2250, 11298), (2421, 10500), (2625, 9684), (2690, 9450), (2700, 9415), (3150, 8070), (3228, 7875), (3375, 7532), (3500, 7263), (3766, 6750), (3780, 6725), (4035, 6300), (4500, 5649), (4725, 5380), (4842, 5250)]